EP0443854A3 - Endoscope - Google Patents

Endoscope Download PDF

Info

Publication number
EP0443854A3
EP0443854A3 EP19910301393 EP91301393A EP0443854A3 EP 0443854 A3 EP0443854 A3 EP 0443854A3 EP 19910301393 EP19910301393 EP 19910301393 EP 91301393 A EP91301393 A EP 91301393A EP 0443854 A3 EP0443854 A3 EP 0443854A3
Authority
EP
European Patent Office
Prior art keywords
endoscope
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19910301393
Other versions
EP0443854A2 (en
EP0443854B1 (en
Inventor
Fumio C/O Central Research Lab. Suzuki
Masashi C/O Central Research Lab. Okamoto
Toshinori C/O Central Research Lab. Sumi
Naoyuki Fukahori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Rayon Co Ltd
Original Assignee
Mitsubishi Rayon Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Rayon Co Ltd filed Critical Mitsubishi Rayon Co Ltd
Publication of EP0443854A2 publication Critical patent/EP0443854A2/en
Publication of EP0443854A3 publication Critical patent/EP0443854A3/en
Application granted granted Critical
Publication of EP0443854B1 publication Critical patent/EP0443854B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/26—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes using light guides
EP91301393A 1990-02-23 1991-02-21 Endoscope Expired - Lifetime EP0443854B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2041189A JPH03245105A (en) 1990-02-23 1990-02-23 Endoscope
JP41189/90 1990-02-23

Publications (3)

Publication Number Publication Date
EP0443854A2 EP0443854A2 (en) 1991-08-28
EP0443854A3 true EP0443854A3 (en) 1991-12-11
EP0443854B1 EP0443854B1 (en) 1995-08-30

Family

ID=12601471

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91301393A Expired - Lifetime EP0443854B1 (en) 1990-02-23 1991-02-21 Endoscope

Country Status (6)

Country Link
US (1) US5127079A (en)
EP (1) EP0443854B1 (en)
JP (1) JPH03245105A (en)
KR (1) KR940010067B1 (en)
CA (1) CA2036616A1 (en)
DE (1) DE69112449T2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0621496B1 (en) * 1992-09-30 1998-04-22 Asahi Kasei Kogyo Kabushiki Kaisha Hollow multicore optical fiber and manufacture thereof
US6115523A (en) * 1996-10-04 2000-09-05 University Of Florida Plastic optical fiber airway imaging system
US20040220451A1 (en) * 1996-10-04 2004-11-04 Dietrich Gravenstein Imaging scope
US6322498B1 (en) 1996-10-04 2001-11-27 University Of Florida Imaging scope
US20050182297A1 (en) * 1996-10-04 2005-08-18 Dietrich Gravenstein Imaging scope
DK1059544T3 (en) * 1998-02-24 2003-09-29 Mitsubishi Rayon Co Plastic Optical Fiber, Optical Fiber Cable, Optical Fiber Cable with Connectors, Methods for Manufacturing Methyl Methacrylate-Based Polymer, and Process for Manufacturing Plastic Optical Fibers
AU2002239613A1 (en) * 2000-12-14 2002-07-24 University Of Florida Method for fabrication of plastic fiber optic blocks and large flat panel displays
US20040092829A1 (en) * 2002-11-07 2004-05-13 Simon Furnish Spectroscope with modified field-of-view
US7426410B2 (en) * 2003-06-06 2008-09-16 Infraredx, Inc. Spectroscopy of deeply-scattered light
US7209616B2 (en) * 2004-05-18 2007-04-24 Paradigm Optics, Incorporated Method for producing parallel arrays of fibers
JP6794352B2 (en) * 2014-07-24 2020-12-02 ゼット スクエア リミテッド Multi-core fiber endoscope
EP3611569A1 (en) * 2018-08-16 2020-02-19 ASML Netherlands B.V. Metrology apparatus and photonic crystal fiber

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0250209A1 (en) * 1986-06-20 1987-12-23 Mitsubishi Rayon Co., Ltd. Process of manufacturing a plastics optical fibre bundle
EP0279576A1 (en) * 1987-02-12 1988-08-24 Mitsubishi Rayon Co., Ltd. Endoscope

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58149006A (en) * 1982-03-01 1983-09-05 Dainichi Nippon Cables Ltd Multiple fibers
US4964692A (en) * 1982-07-21 1990-10-23 Smith & Nephew Dyonics, Inc. Fiber bundle illumination system
US4772093A (en) * 1985-12-12 1988-09-20 Microvasive, Inc. Fiber-optic image-carrying device
JPH01193703A (en) * 1986-09-22 1989-08-03 Mitsubishi Rayon Co Ltd Multifilament type plastic optical fiber
DE3769581D1 (en) * 1986-09-22 1991-05-29 Mitsubishi Rayon Co PLASTIC MULTIFILAMENT FIBER AS OPTICAL FIBER.
CA1314742C (en) * 1986-12-12 1993-03-23 Hiromu Terada Optical fiber array
JPS6416985A (en) * 1987-07-10 1989-01-20 Ishikawajima Harima Heavy Ind Optical probe
JPH0221781A (en) * 1988-07-11 1990-01-24 Mitsubishi Rayon Co Ltd Optical inspection device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0250209A1 (en) * 1986-06-20 1987-12-23 Mitsubishi Rayon Co., Ltd. Process of manufacturing a plastics optical fibre bundle
EP0279576A1 (en) * 1987-02-12 1988-08-24 Mitsubishi Rayon Co., Ltd. Endoscope

Also Published As

Publication number Publication date
KR910021230A (en) 1991-12-20
DE69112449T2 (en) 1996-05-02
US5127079A (en) 1992-06-30
KR940010067B1 (en) 1994-10-21
CA2036616A1 (en) 1991-08-24
JPH03245105A (en) 1991-10-31
EP0443854A2 (en) 1991-08-28
EP0443854B1 (en) 1995-08-30
DE69112449D1 (en) 1995-10-05

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